On 29.04.25 13:49, Kairui Song wrote:
> From: Kairui Song <kasong@tencent.com>
>
> This helper existed to fix the circular header dependency issue
> but it is no longer used since commit 0d40cfe63a2f ("fs: remove
> folio_file_mapping()"), remove it.
>
> Signed-off-by: Kairui Song <kasong@tencent.com>
> Reviewed-by: Matthew Wilcox (Oracle) <willy@infradead.org>
> ---
> include/linux/pagemap.h | 1 -
> mm/swapfile.c | 9 ---------
> 2 files changed, 10 deletions(-)
>
> diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h
> index 47b5746d5a65..a071cdc8f902 100644
> --- a/include/linux/pagemap.h
> +++ b/include/linux/pagemap.h
> @@ -533,7 +533,6 @@ static inline void filemap_nr_thps_dec(struct address_space *mapping)
> }
>
> struct address_space *folio_mapping(struct folio *);
> -struct address_space *swapcache_mapping(struct folio *);
>
> /**
> * folio_flush_mapping - Find the file mapping this folio belongs to.
> diff --git a/mm/swapfile.c b/mm/swapfile.c
> index bf6c98009909..1a36e1f4f198 100644
> --- a/mm/swapfile.c
> +++ b/mm/swapfile.c
> @@ -3653,15 +3653,6 @@ struct swap_info_struct *swp_swap_info(swp_entry_t entry)
> return swap_type_to_swap_info(swp_type(entry));
> }
>
> -/*
> - * out-of-line methods to avoid include hell.
> - */
> -struct address_space *swapcache_mapping(struct folio *folio)
> -{
> - return swp_swap_info(folio->swap)->swap_file->f_mapping;
> -}
> -EXPORT_SYMBOL_GPL(swapcache_mapping);
> -
> /*
> * add_swap_count_continuation - called when a swap count is duplicated
> * beyond SWAP_MAP_MAX, it allocates a new page and links that to the entry's
Acked-by: David Hildenbrand <david@redhat.com>
--
Cheers,
David / dhildenb